Attic Fan Won T Turn Off

All they do is suck hot air out of the attic and blow it outside.

Attic fan won t turn off. You need someone competent to repair it properly. On 2019 12 28 by jamie. They are mounted on openings in the wall that vent to the outside. In order to turn it off you have to crawl up to it an adjust the thermostat to the highest setting.

It will work for half the day and then the other half of the day it will not shut off if i flip. The best solution is to add a continuous ridge and soffit ventilation system. Attic fan not turning on if the attic fan isn t turning on it could be an electrical issue a problem with the. Fan motor runs but the blades don t move sometimes you face an issue where the attic fan s motor comes on but the fan.

Attic fan won t turn off if the attic fan won t turn off raise the thermostat setting up. Attic fans don t ever connect to house vents. If the fan continues to run make sure the wires are secure and not touching. Pull the cover off the thermostat then remove the mounting screws holding the thermostat to the sub plate and pull the thermostat off.

Replace the thermostat and its cover. It s obviously a thermostat problem. The house was constructed in 1958 and is 2x6 wood frame on 16 centers. The attic has about 2 3 of blown in cellulose is pitched i don t know the pitch but it s about average for a typical suburban house and has a gable vent on each end l shaped house.

If the fan stops running the thermostat is the problem and should be replaced. Installed correctly this will vent heat in the summer and moisture in the winter delivering a truly 24 7 365 solution to all your attic ventilation issues. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken. Common attic fan problems and how to fix them.

If there is any damage to the belt replace it with a new one. If the fan still won t turn off check the power source to make sure it has been wired correctly. It may be a bad thermocouple but in any case the fan does not know when to shut off. They are hard wired and have a thermostat switch on them.

My furnace fan in my house won t turn off when my unit is off on 2019 12 28 by mod jamie perhaps there is a defective fan limit control or fan relay control switch. Sometimes my blower fan won t shut off for a while.